INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ae7f5ec03c95f1d19a817d528b068a53000bf30e0232a20399e44cc755ccef2e', 
    'euUn2ajfm90bPLOOkDcDpljdIsFeNpr0JDdNyfY/bsY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)